‘Company of time and space’: China’s coronavirus tracing meets big data analysis to pinpoint contacts

Published Nov 05 2021 at 1:12 PM GMT
  • At least 82,000 potential contacts of confirmed Covid-19 cases have been traced, according to a city government notice in western China, but the use of big data analysis to identify the contacts has sparked mixed feelings.
  • From last Wednesday, some Chengdu residents received telephone messages saying they had been identified by police as being in the “company of time and space” of confirmed Covid-19 cases.
  • They were asked to report to the authorities and take at least two nucleic acid tests….



  • Published Nov 5, 2021 1:12 PM GMT